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Enginefailsto start
Enginerunserratic
1. Bladecontroldisengaged.
2. Sparkplug bootdisconnected.
3. Fueltank emptyor stalefuel.
4. Enginenot primed.
5. Faultyspark plug.
6. Blockedfuel line.
7. Engineflooded.
1. Sparkplug bootloose.
2. Blockedfuel lineor stalefuel.
3. Ventin gas cap plugged.
4. Waterordirt in fuel system.
5. Dirtyair cleaner. 5.
Engineoverheats 1. Engineoillevellow. 1.
2. Airflowrestricted. 2.
Occasionalskips(hesitates) 1. Sparkpluggaptoo close. 1.
Idlespoorly 1. Sparkplugfouled,faulty,or gap too wide. 1.
2. Dirtyair cleaner. 2.
Excessivevibration 1. Cuttingbladelooseor unbalanced. 1.
2. Bentcuttingblade. 2.
Mowerwill not mulchgrass 1. Wetgrass. 1.
2. Excessivelyhighgrass.
3. Dullblade. 3.
Unevencut 1. Wheelsnotpositionedcorrectly. 1.
2. Dullblade. 2.
1. Engagebladecontrol.
2. Connectwireto spark boot.
3. Filltank with clean, freshgasoline.
4. Primeengineas instructedinthe Operationsection.
5. Clean,adjustgap,or replace.
6. Cleanfuel line.
7. Waita few minutesto restart,butdo not prime.
1. Connectandtightensparkplugboot.
2. Cleanfuel line; fill tank with clean,fresh gasoline.
3. Clearvent.
4. Runengineuntil it stopsfrom lack of fuel.Refillwith
freshfuel.
Referto enginemaintenancesection.
Fillcrankcasewith properoil.
Cleanarea aroundand on topof engine.
Adjustgapto .030".
Resetgap to .030"or replacesparkplug.
Referto enginemaintenancesection.
Tightenbladeandadapter.Balanceblade.
Replaceblade.
Do notmowwhengrassis wet;wait until
laterto cut.
2. Mowonce at a highcuttingheight,then mowagain
at desiredheightor makea narrowercuttingpath.
Sharpenor replaceblade.
Placeall fourwheels in same heightposition.
Sharpenor replaceblade.
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